These steps can help resolve the most common issues when you receive an Excel not responding error, Excel hangs or freezes when you launch it, or open an Excel workbook.

Learn how to properly shut down your PC with step-by-step instructions from Microsoft Support.

أصبح Hotmail الآن Outlook.com. تعرّف على كيفية تسجيل الدخول للوصول إلى حساب بريدك الإلكتروني على Outlook.com أو Hotmail أو Live أو MSN.

Learn how to sign into your PC with Windows Hello using a PIN, facial recognition, or fingerprint.

Outlook で職場または学校のアカウントまたは個人アカウントを使用している場合は、他のユーザーに共有の招待を送信して、自分の Outlook 予定表リスト内から予定表を表示できます。

Hotmail är nu Outlook.com. Lär dig hur du loggar in för att komma åt ditt Outlook.com-, Hotmail-, Live- eller MSN-e-postkonto.

Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually. Restoring won’t affect your personal files, but it will remove apps, drivers, and updates installed after the restore point was made.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.